.my_btn {
  font-size: 14px;
  width: 80px;
  height: 40px;
  background-color: #eee;
  border: 0;
  border-radius: 5px;
  color: #333;
  box-shadow: inset -6px 6px 8px rgba(255, 255, 255, 0.5), inset 6px -6px 8px rgba(0, 0, 0, 0.1);
}
.my_btn:active {
  box-shadow: inset -6px 6px 8px rgba(0, 0, 0, 0.1), inset 6px -6px 8px rgba(255, 255, 255, 0.5);
}
